SNSS is an organisation open to all those who are using, or interested in the use of, neutron scattering techniques. There are currently about 230 members. SNSS is affiliated to the European Neutron Scattering Association (ENSA). The membership fee has been maintained at 0 SEK since the foundation of the society. The text of the revised rules (in Swedish) adopted on May the 8th 2019 at the Annual Meeting in Stockholm is as follows: